{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x1cb5f5cad8d5e57cc5e87783533107efacfd367394a4c0cbac370ceb55380feb",
    "signature": "0x9f8df4b008bcb789fec2cd5c6885399f6599a9c9353b98997d1182cdadc3e59a1a836de362e1387b28b52394fbf1abec67bebc9b08d0a6cf42f71135d23cf2601b",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}